Science

Tuesday, 6 October 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Snow
On average, snowflakes are about five millimeters in diameter and weigh about four milligrams.
As temperatures rise, snowflakes become larger as the crystals thaw and then stick together to form ...
Moon
The average time between new moons is 29 days, 12 hours, 44 minutes and 3 seconds. We call this period the synodic month.
It is longer than the sidereal month because in the process of illuminating the moon's disk, we must take into account the movement of the Moon itself, as well as the Earth and the Sun.
Cosmos
The next stage was the Dark Ages and the formation of large cosmic structures.
This period lasted from 370 thousand to 1 billion years after the Big Bang. During this time, matter ...
Nicotine
Research shows that nicotine (cigarette smoking) may protect against the early stages of Alzheimer's disease.
Under the influence of nicotine, patients become aroused, have better memory and greater motor skill ...
Deimos
The diameter of Deimos during a solar eclipse on Mars is only 2.5 times greater than the diameter of Venus during transit.
Anorexia Nervosa
The rate of relapse after treatment ranges from 9 to 52 percent, with many studies reporting a relapse rate of at least 25 percent.
Relapse occurs in about one-third of people in the hospital and is greatest in the first six to 18 months after discharge from the facility.
Anorexia Nervosa
Treatment of anorexia nervosa includes three main areas.
Restoring the sufferer to a healthy weight Treating the mental disorders associated with the illness Reducing or eliminating the behaviors or thoughts that originally led to the eating disorder
lava
The most common type of lava in Hawaii and Iceland is pahoehoe.
It is also known as "smooth, unbroken lava". It is characterized by low viscosity, a large amount of ...
Aurora
Auroras are not only present on our planet.
They were observed on all the giant planets in the solar system: Jupiter, Saturn, Uranus and Neptune.
Earth
Depending on the classification, there are five to seven continents on Earth.
According to the most common division, there are Europe, Asia, North America, South America, Africa, ...